| Name: | BERNARDEVANSITE | ||
| Specification: | [1], structure type - mandarinoite, Pm-alfredopetrovite | ||
| Formula: | (Al,Fe)2[SeO3]3 · 6H2O | ||
| Symmetry Class: | monoclinic-beta | ||
| Space Group: | P 2(1)/c | ||
| Unit Cell Parameters: | a = 16.5016 | b = 7.7703 | c = 9.8524 | beta = 98.3000 | ||
| Number of Formula Unit: | Z = 4 | Unit Cell Volume, Å3: | Vc = 1250.20 |
| Number of Atomic Position per full Unit Cell: | P/U = 80 | Molar Volume, cm3/mol: | Vm = 188.26 |
| Number of Reflexes used in Structure Determination: | NR = 3156 | X-ray density, g/cm3: | p = 2.94 |
| R-factor: | R = 0.0410 | MU, 1/cm: | µ = 210.416 |
| Wave Length for Calculated Powder Diffraction Patterns: | Cu=1.54056 | Mass attenuation coefficient, cm2/g: | µ/p = 71.552 |
| Theta-Interval for CPDP: | T/I = 1-45 | ||